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4D6433 Flat Washer

5310-00-920-6918

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Featured Parts

F815W-33-1471-AH 5IN MA025
4820-01-256-9030
Butterfly Valve
F815W-33-1471-AH 8IN
4820-01-213-8002
Butterfly Valve
F815W313600AFC
4820-01-606-6224
Butterfly Valve
F816120
4810-01-542-8181
Valve Body
F816122
4810-01-542-7921
Valve Piston
F816123
4810-01-542-7923
Valve Piston Ring
F8164000002
5310-01-536-0349
Flat Washer
F81656
5325-01-271-2652
Retaining Ring

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Official Item Classification

Name
Flat Washer
Part Number
4D6433
(NSN) National Stock Number
5310-00-920-6918
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
13393
(FIIG) Federal Item Identification Guide
A022B0
Date
01/01/1960 (66 years ago)

0.469 inches nominal hole diameter, 0.075 inches nominal thickness, round center hole shape style, round peripheral shape style, rectangular cross-sectional shape style

Specs & Compatibility

Cross-Sectional Shape Style

rectangular

Hole Diameter

0.469 inches nominal

Peripheral Shape Style

round

Center Hole Shape Style

round

Thickness

0.075 inches nominal

Overall Diameter

1.000 inches nominal

Hardness Rating

40.0 rockwell c minimum and 50.0 rockwell c maximum

Material

steel comp 1045 overall

Material Document And Classification

66 fed std single material response overall

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Source of Supply Code

S9I

Pseudo Item Name Code

0013393

Related Hardware Products

Part Number Description
4D6433 Flat Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-920-6918?
The FSCG of the NSN 5310-00-920-6918 is 5310
Does the NSN 5310-00-920-6918 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-00-920-6918 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-00-920-6918 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-920-6918 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-00-920-6918 was assigned to the Federal Catalog?
It was assigned 66 years ago, on Fri, Jan 1, 1960